Scientists are building experimental computers from living human brain cells and testing how they learn and adapt.

By directly communicating with the brain, a new wireless device could someday help restore lost senses or manage pain without medications, its developers say.

A terracotta figurine in the form of a pig was made in Egypt around 3000 b.c., during the Early Dynastic period. Pork accounts for more than a third of the world’s meat, making pigs among the planet’s ...